Which oil producing regions was discovered by a rancher drilling for water for his cattle

C. Electra

Explanation:

Several dry holes followed, and the field was abandoned. But a gusher in 1916 created the real boom there. In 1911, a water-well drilling outfit on the W. T. Waggoner Ranch in Wichita County hit oil, bringing in the Electra Field.

Lyne Taliaferro Barret completed the first Texas oil well on September 12, 1866, west of the Sabine River. His Nacogdoches County discovery well did not produce commercial quantities of oil; it lay dormant for nearly two decades until others returned to Barret's oilfield. Lyne T.